Dave Mustaine says a fully-fledged Big 4 tour is unlikely to happen because Megadeth can't afford to take part.

But Mustaine says fans hoping for a series of Stateside dates are likely to be disappointed. "When Metallica do their tours they like to do two weeks on and two weeks off, to spend time with their kids," He tells BraveWords. "We can't afford that. We do four weeks on, sometimes five, then two weeks off. In order to do the two weeks on, two weeks off thing, we'd have to pick up shows in between – and I don't know that that's going to happen."

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